diff --git a/src/GUI/ThumbnailImageItem.cxx b/src/GUI/ThumbnailImageItem.cxx index 9eefe77ca..5b21f1f1b 100644 --- a/src/GUI/ThumbnailImageItem.cxx +++ b/src/GUI/ThumbnailImageItem.cxx @@ -11,6 +11,7 @@ #include #include #include +#include using namespace simgear;